@article{1363232,
      author = {Cowan, D'Ette, and Joyner, Stacey, and Beckwith, Shirley,},
      url = {http://library.usi.edu/record/1363232},
      title = {A teacher's guide for getting serious about the system /},
      recid = {1363232},
      pages = {1 online resource (97 pages)},
}